Setting the zellij tab title to the running process in zsh
Here’s how to do it:
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| function current_dir() { | |
| local current_dir=$PWD | |
| if [[ $current_dir == $HOME ]]; then | |
| current_dir="~" | |
| else | |
| current_dir=${current_dir##*/} | |
| fi | |
| echo $current_dir | |
| } | |
| function change_tab_title() { | |
| local title=$1 | |
| command nohup zellij action rename-tab $title >/dev/null 2>&1 | |
| } | |
| function set_tab_to_working_dir() { | |
| local result=$? | |
| local title=$(current_dir) | |
| # uncomment the following to show the exit code after a failed command | |
| # if [[ $result -gt 0 ]]; then | |
| # title="$title [$result]" | |
| # fi | |
| change_tab_title $title | |
| } | |
| function set_tab_to_command_line() { | |
| local cmdline=$1 | |
| change_tab_title $cmdline | |
| } | |
| if [[ -n $ZELLIJ ]]; then | |
| add-zsh-hook precmd set_tab_to_working_dir | |
| add-zsh-hook preexec set_tab_to_command_line | |
| fi |
Not actually the running process, but the last command line. This does unfortunately add a couple of milliseconds of lag but it’s fairly imperceptible. If you can make this happen faster, please comment on the gist.